Base | Representation |
---|---|
bin | 1000111110101000000110001… |
… | …0110101001111010000101010 |
3 | 10001212001022020120122110202211 |
4 | 2033222001202311033100222 |
5 | 1130303022330432442330 |
6 | 10115424455214515334 |
7 | 250036442201543263 |
oct | 21752014265172052 |
9 | 3055038216573684 |
10 | 631808527234090 |
11 | 17334a545455888 |
12 | 5aa40885505b4a |
13 | 21170399a032cb |
14 | b2039a56d596a |
15 | 4d09bca442d2a |
hex | 23ea062d4f42a |
631808527234090 has 16 divisors (see below), whose sum is σ = 1137256813071360. Its totient is φ = 252723085549200.
The previous prime is 631808527234033. The next prime is 631808527234127. The reversal of 631808527234090 is 90432725808136.
It is a happy number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32432370 + ... + 48119389.
It is an arithmetic number, because the mean of its divisors is an integer number (71078550816960).
It is a 1-persistent number, because it is pandigital, but 2⋅631808527234090 = 1263617054468180 is not.
Almost surely, 2631808527234090 is an apocalyptic number.
631808527234090 is a deficient number, since it is larger than the sum of its proper divisors (505448285837270).
631808527234090 is a wasteful number, since it uses less digits than its factorization.
631808527234090 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 81336117.
The product of its (nonzero) digits is 17418240, while the sum is 58.
The spelling of 631808527234090 in words is "six hundred thirty-one trillion, eight hundred eight billion, five hundred twenty-seven million, two hundred thirty-four thousand, ninety".
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